CN107245249A - A kind of anti-aging fire-proof board material and preparation method thereof - Google Patents
A kind of anti-aging fire-proof board material and preparation method thereof Download PDFInfo
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- CN107245249A CN107245249A CN201710526862.1A CN201710526862A CN107245249A CN 107245249 A CN107245249 A CN 107245249A CN 201710526862 A CN201710526862 A CN 201710526862A CN 107245249 A CN107245249 A CN 107245249A
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/08—Ingredients agglomerated by treatment with a binding agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/10—Encapsulated ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Abstract
The invention discloses a kind of anti-aging fire-proof board material, it is desirable to provide a kind of good sheet material of anti-aging flameproof effect.Component including following parts by weight is made：The parts by weight of wood fibre 40 60, the parts by weight of vinyl acetate 34, the parts by weight of VTES 12, the parts by weight of modified nano zinc oxide 6 12, the parts by weight of magnesium hydroxide 8 12, the parts by weight of titanium carbide 13.Sheet material of the present invention has the characteristics of anti-aging flameproof effect is good, can be applied to different occasions.Present invention also offers a kind of preparation method of anti-aging fire-proof board material in addition.
Description
Technical field
The present invention relates to a kind of fire proofing material field, more particularly, to a kind of fire proofing material and preparation method thereof.
Background technology
The performance and function of building board are different, produce the raw material and process of building panel also each not phase
Together.For the situation of its development, some building boards focus on pattern, and designs and varieties emerge in an endless stream, such as ornament materials；Some plates
Material focuses on function, such as insulation material；Some building boards then derive multiple kinds, such as building panel by deep processing
Deng.The raw material difference that different sheet material is used, production technology difference, its performance and function and function are also different.
Halogen material often as flame-retardant additive, is made obtained material have good fire resistance, halogen flame
It is general anti-burning dose of thermoplastic polymer, often and the combined use of antimony oxide material.But halogen-containing product is in burning
When, high concentration toxicity and corrosive gas, harm human body health, while making final finished recovery utilization rate complicated can be produced
Change.
China Patent Publication No. CN103524074A discloses a kind of cleaning shop fire-proof board, and this kind of fire-proof board is with stone
Limestone flour is major ingredient, using lignocellulosic, dialdehyde starch, dimethyl carbonate, makrolon, bauxite, feldspar in powder as auxiliary material
It is prepared from.Major ingredient lime stone used in the sheet material is with certain fire resistance, but sheet material is without certain strong
Degree and anti ageing property, the application to building materials cause certain limitation.
The content of the invention
The problem of present invention is to overcome prior art fire-proof board uvioresistant ability, low intensity is anti-there is provided one kind
The high-strength panel material of aging.
Present invention also offers a kind of preparation method of anti-aging fire-proof board material.
The present invention uses following technical scheme：A kind of anti-aging fire-proof board material, includes the component system of following parts by weight
Into：Wood fibre 40-60 parts by weight, vinyl acetate 3-4 parts by weight, VTES 1-2 parts by weight, modified Nano
Zinc oxide 6-12 parts by weight, magnesium hydroxide 8-12 parts by weight, titanium carbide 1-3 parts by weight.
Magnesium hydroxide and titanium carbide have excellent fire resistance, add magnesium hydroxide and titanium carbide substantially increases sheet material
The fire resistance of material.
Preferably, the method for modifying of the modified zinc oxide is as follows：
（1）The nanometer Zinc oxide powder of 15-18 parts by weight is added in the deionized water of 100 parts by weight, and stirring is configured to suspend
Liquid, the calgon of 3-5 parts by weight is added into suspension, is put into mulser and is emulsified 30-50 minutes；
（2）The suspension emulsified is put into ultrasonic cleaner, ultrasonic disperse 20-30 minutes then heats to 60 DEG C -70
DEG C, the sodium silicate aqueous solution of 10-13 parts by weight is then added dropwise, dilute sulfuric acid is added dropwise, controls pH=9-10, is adjusted after curing with dilute sulfuric acid
Save pH value of solution=7, ultrasound；
（3）Through the solution after filtering ultrasound, with distillation water washing, it is then placed in 90 DEG C of baking oven and dries 7-9 hours, after drying
Obtain surface and pass through the nano-zinc oxide powder that silica is handled.
Nano zine oxide is a kind of important ultraviolet light screener, because particle surface energy is higher, in thermodynamics very
Stable state, easily builds up agglomerating, and surface parcel processing is carried out to zinc oxide using silica, adds point of nano zine oxide
Dissipate performance.
Preferably, also including the modified silicon ash of 14-19 parts by weight in the sheet material, the method for modifying of silicon ash is such as
Under：
（1）By silicon ash add activator it is water-soluble in, add stirring, potassium carbonate and aluminium dihydrogen phosphate added after drying, by calcining
It is cooled to normal temperature；
（2）Acetic acid diglycollic amide, polyisoprene and potassium citrate sodium are separately added into deionized water and are mixed and stirred for point
Dissipate, add N, N- di-sec-butyl-p-phenyl enediamines, butanethiol tin, heating are until water is evaporated completely；
（3）By above-mentioned steps（1）, step（2）Obtained material is well mixed, and adds glycidol fan's epoxide propyl trimethoxy
Silane, insulated and stirred at 35-40 DEG C obtains being alkylated batch mixing；
（4）Polyvinyl alcohol is added in deionized water, step is stirring evenly and then adding into（3）Obtained alkylation batch mixing, regulation
Temperature is 45-60 DEG C, under the protection of nitrogen, sequentially adds EMA, divinylbenzene, ABVN, stirs
Reaction is mixed, reaction is washed with deionized after terminating, is finally dried in vacuo.
Being mixed using silicon ash and glycidyl ester oxy propyl trimethoxysilane is alkylated silicon ash surface silicon, then will
EMA is grafted to silylation surface, and not only cohesive is improved the silicon ash after being modified, and also improves body
The water-resistance of system.Modified silicon ash, which is added in sheet material, can effectively improve the intensity of sheet material.
Preferably, the step（1）The middle temperature used of calcining is 650-700 DEG C.
Preferably, the step（1）In silicon ash, the weight ratio of potassium carbonate and aluminium dihydrogen phosphate be 85-90：12-15：
5-8。
Preferably, the step（1）Obtained material and step（2）The weight ratio that obtained material is mixed is
80：7-9.
Step（1）Obtained material and step（2）The weight ratio that obtained material is mixed is 80：During 7-9,
It is more uniform that glycidyl ester oxy propyl trimethoxysilane is mixed with silicon ash, the flowing of obtained alkylation batch mixing
Property and dispersiveness are more preferable.
Preferably, polyvinyl alcohol in step 4, alkylation batch mixing, EMA, divinylbenzene, azo two
The mixed weight ratio of different heptonitrile is：2-3：21-23：16-19：1-2：0.8-1.
When polyvinyl alcohol, alkylation batch mixing, EMA, divinylbenzene, ABVN mixing
Weight ratio is in 2-3：21-23：16-19：1-2：During 0.8-1 scopes, the obtained silicon ash being modified is while have preferably
Bond properties, stability and water resistance.
Preferably, a kind of preparation method of anti-aging fire-proof board material comprises the following steps：
（1）By wood fibre and vinyl acetate Hybrid Heating to 50-60 DEG C of preheating, 70-80 DEG C is then heated to, vinyl is added
Normal temperature is cooled to after triethoxysilane, dispersed with stirring；
（2）Obtained after the material obtained in step 1 is mixed with modified nano zinc oxide, modified silicon ash, magnesium hydroxide, titanium carbide
Compound, is then added mixture into double screw extruder, and fire proofing material is obtained by melting, extrusion, dry, pelletizing.
Preferably, each zone temperatures of institute's screw extruder are respectively：One 200-220 DEG C of area's temperature, two area's temperature
220-270 DEG C, three 270-290 DEG C of area's temperature.
Therefore, the present invention has the advantages that：（1）The present invention uses modified nano zinc oxide as age resister,
Substantially increase sheet material uvioresistant ability.Surface of nanometer zinc oxide is modified in addition, in surface of nanometer zinc oxide bag
One layer of silica is wrapped up in, the dispersiveness of nano silicon oxide is enhanced；（2）The present invention utilizes silicon ash and glycidol fan's epoxide propyl group three
Methoxy silane, which is mixed, is alkylated silicon ash surface silicon, EMA then is grafted into silylation surface, not only
The cohesive and stability of system are improved, the water-resistance of system is also improved.Modified silicon ash is added in sheet material can be effective
The intensity of sheet material is improved, modified silicon ash, which is added in sheet material, in addition also improves water resistance.
Embodiment
Below by specific embodiment, technical scheme is described further.
In the present invention, if not refering in particular to, raw material and equipment used etc. is commercially available or commonly used in the art,
Method in embodiment, is the conventional method of this area unless otherwise instructed.
Embodiment 1
A kind of anti-aging fire-proof board material, is made up of the raw material of following parts by weight：The parts by weight of wood fibre 40, vinyl acetate 3
Parts by weight, the parts by weight of VTES 1, the parts by weight of modified nano zinc oxide 8, the parts by weight of modified silicon ash 15, hydrogen-oxygen
Change the weight of magnesium 8, the parts by weight of titanium carbide 1.
The method of modifying of wherein nano zine oxide is：
（1）In the deionized water that the nanometer Zinc oxide powder of 15 parts by weight is added to 100 parts by weight, stirring is configured to suspend
Liquid, the calgon of 3 parts by weight is added into suspension, is put into mulser, and regulation mulser rotating speed is 3000 revs/min,
Carry out emulsification 30 minutes；
（2）The suspension emulsified is put into ultrasonic cleaner, ultrasonic disperse 20 minutes then heats to 60 DEG C, then
The sodium silicate aqueous solution of 10 parts by weight is added dropwise, and pH=9 of solution are controlled with dilute sulfuric acid, it is dilute with 0.5mol/L after curing 20 minutes
Sulfuric acid regulation solution pH=7, ultrasound 20 minutes；
（3）Through the solution after filtering ultrasound, with distillation water washing, it is then placed in 90 DEG C of baking oven and dries 7 hours, after drying
Pass through the nano-zinc oxide powder that silica is handled to surface.
Wherein modified silicon ash is prepared by the following method and obtained：
（1）The phytic acid of the potassium fluosilicate of 5 parts by weight, the sodium chloride of 3 parts by weight and 0.5 parts by weight is added to 100 weights
Measure stirring in the deionized water of part and be configured to the activator aqueous solution.By the parts by weight of silicon ash 85 add activator it is water-soluble in, in water-bath
60 DEG C are heated in pot, is stirred 1 hour, taking-up is put into baking oven and adds 12 pbw of potassium carbonate and 5 parts by weight phosphorus after drying
Acid dihydride aluminium, normal temperature is cooled to after being calcined 3 hours under the conditions of 650 DEG C；
（2）The sour potassium sodium of 2 parts by weight acetic acid diglycollic amides, 3 parts by weight polyisoprene and 0.5 parts by weight of lemon is separately added into
It is mixed and stirred for disperseing in 80 parts by weight of deionized water, adds 2 parts by weight N, N- di-sec-butyl-p-phenyl enediamines and 0.3 parts by weight
Butanethiol tin, is heated to 90 DEG C, until water is evaporated completely；
（3）By 80 parts by weight above-mentioned steps（1）Obtained calcining material and 7 parts by weight steps（2）Obtained material is well mixed, plus
Enter 40 parts by weight glycidyl ester oxy propyl trimethoxysilanes, be heated to 35 DEG C, stirring obtains alkylation after 8 hours mixed
Material；
（4）2 weight account polyethylene alcohol are added in 90 parts by weight of deionized water, step is stirring evenly and then adding into（3）Obtain
21 parts by weight are alkylated batch mixing, are heated to 50 DEG C, under the protection of nitrogen, sequentially add 16 weight parts of methacrylic acid ethyl esters, 1
Parts by weight divinylbenzene, 0.8 parts by weight ABVN, stir 4 hours, it is fully reacted, and reaction is spent after terminating
Ion water washing, is finally dried in vacuo.
A kind of a kind of preparation method of anti-aging fire-proof board material wherein of the invention is：
（1）By the parts by weight of wood fibre 40 and the parts by weight Hybrid Heating of vinyl acetate 3 to 50 DEG C of preheatings, 70 DEG C are then heated to,
Normal temperature is cooled to after adding the parts by weight of VTES 1, dispersed with stirring；
（2）By the material obtained in step 1 and the parts by weight of modified nano zinc oxide 8, the parts by weight of modified silicon ash 15, magnesium hydroxide 8
Compound is obtained after parts by weight, the mixing of the parts by weight of titanium carbide 1, is then added mixture into double screw extruder, melting process
Middle each zone temperatures of adjusting screw rod extruder are respectively：One 200 DEG C of area's temperature, two 270 DEG C of area's temperature, three 280 DEG C of area's temperature, so
The material extruded afterwards is placed in air and cooled down, and finally carries out pelletizing and obtains fire-proof board.
Embodiment 2
A kind of anti-aging fire-proof board material, is made up of the raw material of following parts by weight：The parts by weight of wood fibre 50, vinyl acetate 4
Parts by weight, the parts by weight of VTES 2, the parts by weight of modified nano zinc oxide 10, the parts by weight of modified silicon ash 15, hydrogen-oxygen
Change the weight of magnesium 8, the parts by weight of titanium carbide 1.
The method of modifying of wherein nano zine oxide is：
（1）In the deionized water that the nanometer Zinc oxide powder of 17 parts by weight is added to 100 parts by weight, stirring is configured to suspend
Liquid, the calgon of 4 parts by weight is added into suspension, is put into mulser, and regulation mulser rotating speed is 4000 revs/min,
Carry out emulsification 40 minutes；
（2）The suspension emulsified is put into ultrasonic cleaner, ultrasonic disperse 30 minutes then heats to 60 DEG C, then
The sodium silicate aqueous solution of 12 parts by weight is added dropwise, and pH=10 of solution are controlled with dilute sulfuric acid, it is dilute with 0.5mol/L after curing 20 minutes
Sulfuric acid regulation solution pH=7, ultrasound 20 minutes；
（3）Through the solution after filtering ultrasound, with distillation water washing, it is then placed in 90 DEG C of baking oven and dries 8 hours, after drying
Pass through the nano-zinc oxide powder that silica is handled to surface.
Wherein modified silicon ash is prepared by the following method and obtained：
（1）The phytic acid of the potassium fluosilicate of 5 parts by weight, the sodium chloride of 3 parts by weight and 0.5 parts by weight is added to 100 weights
Measure stirring in the deionized water of part and be configured to the activator aqueous solution.By the parts by weight of silicon ash 85 add activator it is water-soluble in, in water-bath
60 DEG C are heated in pot, is stirred 1 hour, taking-up is put into baking oven and adds 12 pbw of potassium carbonate and 5 parts by weight phosphorus after drying
Acid dihydride aluminium, normal temperature is cooled to after being calcined 3 hours under the conditions of 650 DEG C；
（2）The sour potassium sodium of 2 parts by weight acetic acid diglycollic amides, 3 parts by weight polyisoprene and 0.5 parts by weight of lemon is separately added into
It is mixed and stirred for disperseing in 80 parts by weight of deionized water, adds 2 parts by weight N, N- di-sec-butyl-p-phenyl enediamines and 0.3 parts by weight
Butanethiol tin, is heated to 90 DEG C, until water is evaporated completely；
（3）By 80 parts by weight above-mentioned steps（1）Obtained calcining material and 7 parts by weight steps（2）Obtained material is well mixed, plus
Enter 40 parts by weight glycidyl ester oxy propyl trimethoxysilanes, be heated to 35 DEG C, stirring obtains alkylation after 8 hours mixed
Material；
（4）2 weight account polyethylene alcohol are added in 90 parts by weight of deionized water, step is stirring evenly and then adding into（3）Obtain
21 parts by weight are alkylated batch mixing, are heated to 50 DEG C, under the protection of nitrogen, sequentially add 16 weight parts of methacrylic acid ethyl esters, 1
Parts by weight divinylbenzene, 0.8 parts by weight ABVN, stir 4 hours, it is fully reacted, and reaction is spent after terminating
Ion water washing, is finally dried in vacuo.
A kind of a kind of preparation method of anti-aging fire-proof board material wherein of the invention is：
（1）By the parts by weight of wood fibre 50 and the parts by weight Hybrid Heating of vinyl acetate 4 to 50-60 DEG C of preheating, 80 are then heated to
DEG C, it is cooled to normal temperature after adding the parts by weight of VTES 2, dispersed with stirring；
（2）By the material obtained in step 1 and the parts by weight of modified nano zinc oxide 10, the parts by weight of modified silicon ash 15, magnesium hydroxide 8
Compound is obtained after parts by weight, the mixing of the parts by weight of titanium carbide 1, is then added mixture into double screw extruder, melting process
Middle each zone temperatures of adjusting screw rod extruder are respectively：One 210 DEG C of area's temperature, two 250 DEG C of area's temperature, three 280 DEG C of area's temperature, so
The material extruded afterwards is placed in air and cooled down, and finally carries out pelletizing and obtains fire proofing material.
Embodiment 3
A kind of anti-aging fire-proof board material, is made up of the raw material of following parts by weight：The parts by weight of wood fibre 60, vinyl acetate 4
Parts by weight, the parts by weight of VTES 2, the parts by weight of modified nano zinc oxide 12, the parts by weight of modified silicon ash 15, hydrogen-oxygen
Change the weight of magnesium 8, the parts by weight of titanium carbide 1.
The method of modifying of wherein nano zine oxide is：
（1）In the deionized water that the nanometer Zinc oxide powder of 18 parts by weight is added to 100 parts by weight, stirring is configured to suspend
Liquid, the calgon of 5 parts by weight is added into suspension, is put into mulser, and regulation mulser rotating speed is 4000 revs/min,
Carry out emulsification 50 minutes；
（2）The suspension emulsified is put into ultrasonic cleaner, ultrasonic disperse 30 minutes then heats to 70 DEG C, then
The sodium silicate aqueous solution of 13 parts by weight is added dropwise, and pH=10 of solution are controlled with dilute sulfuric acid, it is dilute with 0.5mol/L after curing 20 minutes
Sulfuric acid regulation solution pH=7, ultrasound 20 minutes；
（3）Through the solution after filtering ultrasound, with distillation water washing, it is then placed in 90 DEG C of baking oven and dries 9 hours, after drying
Pass through the nano-zinc oxide powder that silica is handled to surface.
Wherein modified silicon ash is prepared by the following method and obtained：
（1）The phytic acid of the potassium fluosilicate of 5 parts by weight, the sodium chloride of 3 parts by weight and 0.5 parts by weight is added to 100 weights
Measure stirring in the deionized water of part and be configured to the activator aqueous solution.By the parts by weight of silicon ash 85 add activator it is water-soluble in, in water-bath
60 DEG C are heated in pot, is stirred 1 hour, taking-up is put into baking oven and adds 12 pbw of potassium carbonate and 5 parts by weight phosphorus after drying
Acid dihydride aluminium, normal temperature is cooled to after being calcined 3 hours under the conditions of 650 DEG C；
（2）The sour potassium sodium of 2 parts by weight acetic acid diglycollic amides, 3 parts by weight polyisoprene and 0.5 parts by weight of lemon is separately added into
It is mixed and stirred for disperseing in 80 parts by weight of deionized water, adds 2 parts by weight N, N- di-sec-butyl-p-phenyl enediamines and 0.3 parts by weight
Butanethiol tin, is heated to 90 DEG C, until water is evaporated completely；
（3）By 80 parts by weight above-mentioned steps（1）Obtained calcining material and 7 parts by weight steps（2）Obtained material is well mixed, plus
Enter 40 parts by weight glycidyl ester oxy propyl trimethoxysilanes, be heated to 35 DEG C, stirring obtains alkylation after 8 hours mixed
Material；
（4）2 weight account polyethylene alcohol are added in 90 parts by weight of deionized water, step is stirring evenly and then adding into（3）Obtain
21 parts by weight are alkylated batch mixing, are heated to 50 DEG C, under the protection of nitrogen, sequentially add 16 weight parts of methacrylic acid ethyl esters, 1
Parts by weight divinylbenzene, 0.8 parts by weight ABVN, stir 4 hours, it is fully reacted, and reaction is spent after terminating
Ion water washing, is finally dried in vacuo.
A kind of a kind of preparation method of anti-aging fire-proof board material wherein of the invention is：
（1）By the parts by weight of wood fibre 60 and the parts by weight Hybrid Heating of vinyl acetate 4 to 60 DEG C of preheatings, 80 DEG C are then heated to,
Normal temperature is cooled to after adding the parts by weight of VTES 2, dispersed with stirring；
（2）By the material obtained in step 1 and the parts by weight of modified nano zinc oxide 12, the parts by weight of modified silicon ash 15, magnesium hydroxide 8
Compound is obtained after parts by weight, the mixing of the parts by weight of titanium carbide 1, is then added mixture into double screw extruder, melting process
Middle each zone temperatures of adjusting screw rod extruder are respectively：One 220 DEG C of area's temperature, two 270 DEG C of area's temperature, three 290 DEG C of area's temperature, so
The material extruded afterwards is placed in air and cooled down, and finally carries out pelletizing and obtains fire proofing material.
Claims (10)
1. a kind of anti-aging fire-proof board material, it is characterized in that, include the component of following parts by weight：Wood fibre 40-60 weight
Part, vinyl acetate 3-4 parts by weight, VTES 1-2 parts by weight, modified nano zinc oxide 6-12 parts by weight, hydrogen
Magnesia 8-12 parts by weight, titanium carbide 1-3 parts by weight.
2. a kind of anti-aging fire-proof board material according to claim 1, it is characterized in that, the modified nano zinc oxide
Method of modifying is as follows：
（1）The nanometer Zinc oxide powder of 15-18 parts by weight is added in the deionized water of 100 parts by weight, and stirring is configured to suspend
Liquid, the calgon of 3-5 parts by weight is added into suspension, is put into mulser and is emulsified 30-50 minutes；
（2）The suspension emulsified is put into ultrasonic cleaner, ultrasonic disperse 20-30 minutes then heats to 60 DEG C -70
DEG C, the sodium silicate aqueous solution of 10-13 parts by weight is then added dropwise, dilute sulfuric acid is added dropwise, controls pH=9-10, is adjusted after curing with dilute sulfuric acid
Save pH value of solution=7, ultrasound；
（3）Solution after filtering ultrasound, with distillation water washing, is then placed in 90 DEG C of baking oven and dries 7-9 hours, after drying
Pass through the nano-zinc oxide powder that silica is handled to surface.
3. a kind of anti-aging fire-proof board material according to claim 1, it is characterized in that, in addition to modified silicon ash 14-19
Parts by weight.
4. a kind of anti-aging fire-proof board material according to claim 3, it is characterized in that, the modification side of the modified silicon ash
Method is as follows：
（1）By silicon ash add activator it is water-soluble in, add stirring, potassium carbonate and aluminium dihydrogen phosphate added after drying, by calcining
It is cooled to normal temperature；
（2）Acetic acid diglycollic amide, polyisoprene and potassium citrate sodium are separately added into deionized water and are mixed and stirred for point
Dissipate, add N, N- di-sec-butyl-p-phenyl enediamines, butanethiol tin, heating are until water is evaporated completely；
（3）The material that above-mentioned steps 1, step 2 are obtained is well mixed, and adds glycidol fan's epoxide propyl trimethoxy silicon
Alkane, insulated and stirred at 35-40 DEG C obtains being alkylated batch mixing；
（4）Polyvinyl alcohol is added in deionized water, the alkylation batch mixing that step 3 is obtained, regulation temperature is stirring evenly and then adding into
Spend for 45-60 DEG C, under the protection of nitrogen, sequentially add EMA, divinylbenzene, ABVN, stir
Reaction, reaction is washed with deionized after terminating, and is finally dried in vacuo.
5. a kind of anti-aging fire-proof board material according to claim 4, it is characterized in that, the calcining temperature in the step 1
Spend for 650-700 DEG C.
6. silicon ash, carbon in a kind of anti-aging fire-proof board material according to claim 4, its feature thing, the step 1
The weight ratio of sour potassium and aluminium dihydrogen phosphate is 85-90：12-15：5-8.
7. a kind of anti-aging fire-proof board material according to claim 4, it is characterized in that, the material that the step 1 is obtained
The weight ratio that the material obtained with step 2 is mixed is 80：7-9.
8. a kind of anti-aging fire-proof board material according to claim 4, it is characterized in that, polyvinyl alcohol, alkyl in step 4
Changing batch mixing, EMA, divinylbenzene, the mixed weight ratio of ABVN is：2-3：21-23：16-19：1-
2：0.8-1.
9. a kind of a kind of preparation method of anti-aging fire-proof board material as claimed in claim 1, it is characterized in that, including it is as follows
Step：
（1）By wood fibre and vinyl acetate Hybrid Heating to 50-60 DEG C of preheating, 70-80 DEG C is then heated to, vinyl is added
Normal temperature is cooled to after triethoxysilane, dispersed with stirring；
（2）Obtained after the material obtained in step 1 is mixed with modified nano zinc oxide, modified silicon ash, magnesium hydroxide, titanium carbide
Compound, is then added mixture into double screw extruder, and fire proofing material is obtained by melting, extrusion, dry, pelletizing.
10. a kind of preparation method of anti-aging fire-proof board material according to claim 9, it is characterized in that, institute's spiral shell
Each zone temperatures of bar extruder are respectively：One 200-220 DEG C of area's temperature, two 220-270 DEG C of area's temperature, three area temperature 270-290
℃。
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| CN103642258A (en) * | 2013-11-01 | 2014-03-19 | 安徽冠泓塑业有限公司 | Wood plastic composite fireproof sheet material |
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| CN101024737A (en) * | 2007-03-29 | 2007-08-29 | 上海大学 | Method for preparing anti-ultraviolet nano zinc oxide composite powder |
| CN102321374A (en) * | 2011-07-29 | 2012-01-18 | 东北林业大学 | Fire-retardant polyolefin based wood plastic composite material and preparation method thereof |
| CN102924940A (en) * | 2011-08-08 | 2013-02-13 | 深圳市格林美高新技术股份有限公司 | Anti-aging plastic wood composite material and preparation method thereof |
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